brew/Library/Homebrew/rubocops/cask/stanza_order.rb
2020-11-05 23:50:55 -05:00

57 lines
1.7 KiB
Ruby

# typed: true
# frozen_string_literal: true
require "forwardable"
module RuboCop
module Cop
module Cask
# This cop checks that a cask's stanzas are ordered correctly.
# @see https://github.com/Homebrew/homebrew-cask/blob/HEAD/doc/cask_language_reference/readme.md#stanza-order
class StanzaOrder < Cop
extend Forwardable
include CaskHelp
MESSAGE = "`%<stanza>s` stanza out of order"
def on_cask(cask_block)
@cask_block = cask_block
add_offenses
end
def autocorrect(stanza)
lambda do |corrector|
correct_stanza_index = toplevel_stanzas.index(stanza)
correct_stanza = sorted_toplevel_stanzas[correct_stanza_index]
corrector.replace(stanza.source_range_with_comments,
correct_stanza.source_with_comments)
end
end
private
attr_reader :cask_block
def_delegators :cask_block, :cask_node, :toplevel_stanzas,
:sorted_toplevel_stanzas
def add_offenses
offending_stanzas.each do |stanza|
message = format(MESSAGE, stanza: stanza.stanza_name)
add_offense(stanza, location: stanza.source_range_with_comments,
message: message)
end
end
def offending_stanzas
stanza_pairs = toplevel_stanzas.zip(sorted_toplevel_stanzas)
stanza_pairs.each_with_object([]) do |stanza_pair, offending_stanzas|
stanza, sorted_stanza = *stanza_pair
offending_stanzas << stanza unless stanza == sorted_stanza
end
end
end
end
end
end